A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 5895-01-139-3579
NSN 5945-00-281-4578
NSN 4140-00-959-4255
NSN 6105-00-577-3482
NSN 7035-00-167-7411
NSN 6320-01-544-6447
NSN 6240-01-164-9175
NSN 6685-00-203-2389
NSN 5915-01-249-0106
NSN 6145-01-365-0645
NSN 4140-01-154-7033
NSN 6240-01-063-7685